Answer :
The underlying causes of the atypical mating behavior include the development, physiology, hormones, sensory organs, and brain structure.
Animals have behaviors for practically all facets of existence, from acquiring food to courting partners, from fending off competitors to rearing young. Some of these traits are encoded, or inherent, in the genes of a creature. This is valid, for instance, for the squirrel and its acorn. Other habits are picked up, including your propensity to linger in the kitchen after dinner or your proficiency in reading this screen.
The ultimate reasons for a specific species' past and present behaviors are its evolutionary or historical antecedents and the selection mechanisms that formed those behaviors.
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